Answer:
(k-x)(x+y)
Step-by-step explanation:
x×(k-x)+y×(k-x)
=(k-x)(x+y)
The gardener will need to buy 60 feet of fencing. Because the square root of 225 if 15, and 15 times 4 is 60. So, 60 is the perimeter of the garden.
Answer:
50%
Step-by-step explanation:
No matter how many times you flip a coin, there is always a 50% probability that you will flip heads because there are only two outcomes.
Complementary angles add up to 90°
and supplementary angles add up to 180°
Add the two angles together
82+98=180
So the measure of these two angles are supplementary